This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 2 |
| 4 | 7 |
| 5 | 2 |
| 6 | 1 |
| 7 | 11 |
| 8 | 3 |
| 9 | 11 |
| 10 | 1 |
| 11 | 29 |
| 12 | 47 |
| 13 | 29 |
| 14 | 1 |
| 15 | 19 |
| 16 | 41 |
| 17 | 19 |
| 18 | 1 |
| 19 | 199 |
| 20 | 23 |
| 21 | 199 |
| 22 | 1 |
| 23 | 521 |
| 24 | 281 |
| 25 | 521 |
| 26 | 1 |
| 27 | 31 |
| 28 | 2207 |
| 29 | 31 |
| 30 | 1 |
| 31 | 3571 |
| 32 | 107 |
| 33 | 3571 |
| 34 | 1 |
| 35 | 9349 |
| 36 | 2161 |
| 37 | 9349 |
| 38 | 1 |
| 39 | 211 |
| 40 | 13201 |
| 41 | 211 |
| 42 | 1 |
| 43 | 64079 |
| 44 | 1103 |
| 45 | 64079 |
| 46 | 1 |
| 47 | 15251 |
| 48 | 90481 |
| 49 | 15251 |
| 50 | 1 |
| 51 | 5779 |
| 52 | 14503 |
| 53 | 5779 |
| 54 | 1 |
| 55 | 1149851 |
| 56 | 2521 |